-22906492244domain: ZAppears in sequencesa(n) = -5*a(n-1) - 4*a(n-2), a(0)=1, a(1)=0.at n=18A084240a(n) = (1/3)*(1 - (-2)^n + 3*(-1)^n ) = (-1)^(n+1)*A167030(n).at n=36A167193